Home / 16,075.79-22,185.75-9,703.93

Finding the Fourth Proportional to 16,075.79, 22,185.75 and 9,703.93

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Solution

The fourth proportional to 16,075.79, 22,185.75 and 9,703.93 is: 13,392.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,075.79 : 22,185.75 = 9,703.93 : x
  2. Step 2: Convert to fraction form
    16,075.79/22,185.75 = 9,703.93/x
  3. Step 3: Cross multiply
    16,075.79x = 22,185.75 × 9,703.93
  4. Step 4: Simplify right side
    16,075.79x = 215,288,933.79
  5. Step 5: Solve for x
    x = 215,288,933.79/16,075.79
  6. Step 6: Final answer
    x = 13,392.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.